How do I use mapc?
#+BEGIN_SRC emacs-lisp
  (buffer-name
           (car
            (buffer-list)))

            (mapc (buffer-name (buffer-list)))



#+END_SRC

Playing with mapcar and mapc

#+BEGIN_SRC emacs-lisp
(defun plus1 (x)
(+ x 1))

(mapcar 'plus1 '(1 2 3 4 5))
#+END_SRC
